Section A. Circle one of the correct answer.

The average temperature over four days is 26°C. If the temperatures for the first three days are 21°C, 26°C, and 28°C, what is the temperature on the fourth day?

• 25°C

• 26°C

• 27°C

• 28°C

If the sum of four numbers is 90, what is their average?

• 10 $

• 15 $

• 22 $

• 28 $

The average length of the sides of a triangular plot of land is 9 m. What is the perimeter?

• 24

• 26

• 27

• 28

If the average of 5 numbers is 10, what is their total sum?

• 60

• 50

• 48

• 40

What is the average of the numbers 4, 6, and 8?

• 5

• 6

• 7

• 8

A faucet leaks 16 gallons of water in 4 hours. What is the leak rate in gallons per hour?

• 2

• 3

• 4

• 5

If 8 apples cost $2, what is the cost of 1 apple?

• $0.25

• $0.50

• $1.00

• $2.00

If a car travels 80 miles in 2 hours, what is its speed in miles per hour?

• 20 mph

• 30 mph

• 40 mph

• 60 mph

Mr Wee sells mussels at $4 per kilogram. At this rate, how much money will Mr Wee make from selling 30 kg of mussels?

• $120

• $160

• $180

• $240

A car can travel 84 km on 7 litres of petrol. At this rate, how many kilometres can the car travel on 1 litre of petrol?

• 16 km

• 14 km

• 12 km

• 10 km